201991928384

素因数分解:

$2^6\times {\mathrm{199}}^1\times {\mathrm{389}}^1\times {\mathrm{40771}}^1$

素因数の和:41371

約数の個数: 56

約数和(自身を含む): 403887432000

約数和(自身を除く): 201895503616

約数列:

[1, 2, 4, 8, 16, 32, 64, 199, 389, 398, 778, 796, 1556, 1592, 3112, 3184, 6224, 6368, 12448, 12736, 24896, 40771, 77411, 81542, 154822, 163084, 309644, 326168, 619288, 652336, 1238576, 1304672, 2477152, 2609344, 4954304, 8113429, 15859919, 16226858, 31719838, 32453716, 63439676, 64907432, 126879352, 129814864, 253758704, 259629728, 507517408, 519259456, 1015034816, 3156123881, 6312247762, 12624495524, 25248991048, 50497982096, 100995964192, 201991928384]

約数ペア:

[(1, 201991928384), (2, 100995964192), (4, 50497982096), (8, 25248991048), (16, 12624495524), (32, 6312247762), (64, 3156123881), (199, 1015034816), (389, 519259456), (398, 507517408), (778, 259629728), (796, 253758704), (1556, 129814864), (1592, 126879352), (3112, 64907432), (3184, 63439676), (6224, 32453716), (6368, 31719838), (12448, 16226858), (12736, 15859919), (24896, 8113429), (40771, 4954304), (77411, 2609344), (81542, 2477152), (154822, 1304672), (163084, 1238576), (309644, 652336), (326168, 619288)]